Rails Root directory path

Question

How do I get my Rails app s root directory path

User · Answer

module Rails   def self root     File expand path  quot    quot     dir      end end  source  https   github com rails rails blob 5259062868dcf10fbcf735d6520e6a14e15fdcdb actionmailer test abstract unit rb L12

User · Answer

In addition to all the other correct answers  since Rails root is a Pathname object  this won t work   Rails root     app assets        You could use something like join  Rails root join  app    assets     If you want a string use this   Rails root join  app    assets   to s

User · Answer

You can use   Rails root   But to to join the assets you can use   Rails root join   w  app assets     Hopefully this helps you

User · Answer

Simply by Rails root or if you want append something we can use it like Rails root join  app    assets   to s

User · Answer

Simply By writing Rails root and append anything by Rails root join   w  app assets   to s

User · Answer

You can access rails app path using variable RAILS ROOT   For example   render  file   gt     RAILS ROOT  public layouts mylayout html erb

User · Answer

For super correctness  you should use   Rails root join  foo   bar     which will allow your app to work on platforms where   is not the directory separator  should anyone try and run it on one

User · Answer

In Rails 3 and newer   Rails root   which returns a Pathname object  If you want a string you have to add  to s  If you want another path in your Rails app  you can use join like this   Rails root join  app    assets    images    logo png     In Rails 2 you can use the RAILS ROOT constant  which is a string

User · Answer

In some cases you may want the Rails root without having to load Rails   For example  you get a quicker feedback cycle when TDD ing models that do not depend on Rails by requiring spec helper instead of rails helper     spec spec helper rb  require  pathname   rails root   Pathname new       expand path File dirname   FILE          rails root join  app    models        Add your decorators  services  etc    each do  path     LOAD PATH unshift path to s end   Which allows you to easily load Plain Old Ruby Objects from their spec files     spec models poro spec rb  require  spec helper   require  poro   RSpec describe

[ruby-on-rails] Rails Root directory path?

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